Have you made any comments that received more votes than the question/answer on which the comment was made? Along those lines, if you came across such a comment, what criteria would you use to decide that it should be moved to answer, or kept as a comment, or even eventually deleted?

If you came across a comment with a lot of positive votes, what criteria would you use to decide that it should be moved to answer, or kept as a comment, or even eventually deleted?